MLA
Spencer, Thomas. Monument for the Ashby Brothers, Turner and Richard, in Winchester, Virginia. Both Were Cavalry Officers in the Confederate Army. 1940. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 15, Folder 8. https://digital.library.emory.edu/purl/201bk3jbqs-cor.
APA, 6th edition
Spencer, T. (1940). Monument for the Ashby Brothers, Turner and Richard, in Winchester, Virginia. Both were cavalry officers in the Confederate army (Box 15, Folder 8) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/201bk3jbqs-cor.
Chicago
Spencer, Thomas. “Monument for the Ashby Brothers, Turner and Richard, in Winchester, Virginia. Both Were Cavalry Officers in the Confederate Army.” Black-and-white photographs. Civil War Collection, 1940. Box 15, Folder 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/201bk3jbqs-cor.